1. Official and private transactions in marketable U.S. Treasury securities having an original maturity of more than one year. Data are based on monthly transactions reports. Excludes nonmarketable U.S. Treasury bonds and notes held by official institutions of foreign countries. Return to table

2. Before January 2001, combined data reported for Belgium and Luxembourg. Return to table

3. Before January 2001, these data were included in the data reported for the United Kingdom. Return to table